<!DOCTYPE html>
<html>
    <head>
        <meta charset="utf-8">
        <title>诛仙3</title>
        <style>
            ul.demo{
                list-style-type: none;
                margin: 0;
                padding: 0;
            }
        </style>
    </head>
    <body>
        <p>默认设置</p>
        <ul>
            <li>google</li>
            <li>baidu</li>
            <li>doubao</li>
        </ul>

        <p>移除默认设置</p>
        <ul class="demo">
            <li>coffee</li>
            <li>milk</li>
            <li>tea</li>
        </ul>
    </body>
</html>